Technical Characteristics - Vevor Hfd-4 Bedienungsanleitung

（4）It is not possible to freeze dry corrosive substances without special
safety measures. Even in the case of protection, it is necessary to ensure
that no corrosion to reduce the mechanical strength of the trap, door
panels, and other accessories.
（5）Not allowed to add attachments. Do not use container with poor
quality. Because it is very dangerous with burst risk.
（6）Do not use freeze dryers in areas where there is a risk of explosion.
（7）Do not move or compact the freeze dryer, do not lean on or rest on it
when working.
（8）Do not place potentially dangerous objects, such as liquid bottles, in
the vicinity of a freeze dryer.
（9）Do not dry the samples which will react when freeze dry.
（10）Do not freeze dry explosive or flammable samples.

Technical characteristics

1.Main features
（1）The machine adopts Tecumseh or Secop, rapid cooling
（2）LCD control system, easy to operation, and powerful function
（3） The dry room door is made of colorless transparent organic glass, and
the whole process of freeze drying can be observed.
（4）The vacuum pump is connected by international standard KF quick
connector.
（5）Stable performance, easy operation and low noise.
2.Technical performance
（1）Condenser chamber temperature：≤-35℃ (without load）
（2）Vacuum：under 5Pa（without load）
Working condition
1.working ambient temperature：10℃～30℃
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